Plyometric exercise apparatus



FIG. 1 is a perspective view of the plyometric exercise apparatus;

FIG. 2 is a front elevational view;

FIG. 3 is a top plan view of the plyometric exercise apparatus, the bottom view being a mirror image thereof; and,

FIG. 4 is a fragmentary front elevation view, drawn to an enlarged scale showing an end portion thereof. 

The ornamental design for a plyometric exercise apparatus, as shown and described. 